{"schema_version":"onlylabs.public_signal.v1","title":"Cloudflare (Workers AI) Fork: cloudflare/rustracing","description":"Cloudflare (Workers AI) fork signal with public source context, captured evidence pages, related signals, and category-scoped analysis context.","url":"https://onlylabs.fyi/signals/0ed083b6-47cf-491c-8657-2e57885365cd","json_url":"https://onlylabs.fyi/signals/0ed083b6-47cf-491c-8657-2e57885365cd/signal.json","generated_at":"2026-07-26T23:23:14.000Z","evidence_latest_fetched_at":"2026-07-14T07:01:32.284462+00:00","signal_first_seen_at":"2026-07-14T07:00:59.818855+00:00","org":{"slug":"cloudflare","name":"Cloudflare (Workers AI)","category":"neocloud","category_label":"Neocloud","dossier_url":"https://onlylabs.fyi/labs/cloudflare","dossier_json_url":"https://onlylabs.fyi/labs/cloudflare/dossier.json"},"related_urls":{"signal":"https://onlylabs.fyi/signals/0ed083b6-47cf-491c-8657-2e57885365cd","signal_json":"https://onlylabs.fyi/signals/0ed083b6-47cf-491c-8657-2e57885365cd/signal.json","source":"https://github.com/cloudflare/rustracing","lab_dossier":"https://onlylabs.fyi/labs/cloudflare","lab_dossier_json":"https://onlylabs.fyi/labs/cloudflare/dossier.json","analysis":"https://onlylabs.fyi/analysis/cloudflare","analysis_json":"https://onlylabs.fyi/analysis/cloudflare/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/cloudflare/evidence.json","category":"https://onlylabs.fyi/neoclouds","category_json":"https://onlylabs.fyi/neoclouds.json","category_feed":"https://onlylabs.fyi/neoclouds/feed.xml","category_signals_json":"https://onlylabs.fyi/signals.json?category=neocloud","topic":"https://onlylabs.fyi/topics/forks","topic_signals_json":"https://onlylabs.fyi/topics/forks/signals.json?category=neocloud","topic_feed":"https://onlylabs.fyi/topics/forks/feed.xml?category=neocloud","data_business":null},"answer_pack":{"answer":"Cloudflare (Workers AI) forked cloudflare/rustracing (forked from sile/rustracing). This fork signal points to upstream code the lab may be inspecting, patching, or building on. High-signal details: repo cloudflare/rustracing · parent sile/rustracing. onlylabs links this event to 1 captured evidence page and 3 related fork signals.","signal_desk":"forks","source_context":{"source_url":"https://github.com/cloudflare/rustracing","source_host":"github.com","occurred_at":"2024-04-29T13:11:55+00:00","first_seen_at":"2026-07-14T07:00:59.818855+00:00","date_source":"source","context":"forked from sile/rustracing"},"context_markers":[{"label":"Lab","value":"Cloudflare (Workers AI)","source":"signal"},{"label":"Signal desk","value":"forks","source":"signal"},{"label":"Source host","value":"github.com","source":"source"},{"label":"Repository","value":"cloudflare/rustracing","source":"source"},{"label":"Parent","value":"sile/rustracing","source":"source"},{"label":"Stars","value":"7","source":"traction"}],"evidence_coverage":{"target_pages":1,"captured_pages":1,"readable_pages":1,"capture_methods":["plain"],"missing_page_urls":[],"failed_page_urls":[],"blocked_page_urls":[],"page_urls":["https://github.com/cloudflare/rustracing"],"related_signals":3,"has_source_url":true,"latest_page_fetched_at":"2026-07-14T07:01:32.284462+00:00"},"data_business":{"matches":false,"lanes":[],"matched_terms":[],"score":null,"reason":null},"agent_handoff":{"signal_json":"https://onlylabs.fyi/signals/0ed083b6-47cf-491c-8657-2e57885365cd/signal.json","dossier_json":"https://onlylabs.fyi/labs/cloudflare/dossier.json","analysis_json":"https://onlylabs.fyi/analysis/cloudflare/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/cloudflare/evidence.json","topic_signals_json":"https://onlylabs.fyi/topics/forks/signals.json?category=neocloud","topic_feed":"https://onlylabs.fyi/topics/forks/feed.xml?category=neocloud","category_signals_json":"https://onlylabs.fyi/signals.json?category=neocloud","data_radar_json":null,"opportunities_json":null},"analysis_playbook":{"objective":"Turn fork activity into a map of upstream tools, libraries, model utilities, agent frameworks, and research dependencies being inspected or adapted.","evidence_focus":["forked parent repo","repo owner","language","description","stars","org and recency"],"extraction_questions":["Which upstream projects are repeated across labs?","Which forks point to evals, agents, infrastructure, model tooling, or data pipelines?","Which low-profile forks could precede a release or hiring wave?","Which labs are converging on the same technical adjacency?"],"signal_questions":["What upstream dependency or technical adjacency does this fork reveal?","Which upstream projects are repeated across labs?","Which forks point to evals, agents, infrastructure, model tooling, or data pipelines?","Do the 3 related fork signals show a repeated pattern?"],"output_fields":["org","upstream_repo","language","technical_theme","evidence_url"],"data_business_relevance":"Data-business lane extraction is scoped to frontier labs; for this category, keep conclusions tied to category-specific strategy, source evidence, and follow-up questions.","required_sources":[{"label":"signal_json","url":"https://onlylabs.fyi/signals/0ed083b6-47cf-491c-8657-2e57885365cd/signal.json","required":true},{"label":"source","url":"https://github.com/cloudflare/rustracing","required":true},{"label":"dossier_json","url":"https://onlylabs.fyi/labs/cloudflare/dossier.json","required":true},{"label":"analysis_evidence_json","url":"https://onlylabs.fyi/analysis/cloudflare/evidence.json","required":true},{"label":"topic_signals_json","url":"https://onlylabs.fyi/topics/forks/signals.json?category=neocloud","required":false},{"label":"data_radar_json","url":null,"required":false}],"expected_output":["one-paragraph source-grounded interpretation","category-specific implication","confidence and missing evidence","recommended next source to inspect"],"prompt_seed":"Using only the linked onlylabs JSON, captured source context, and cited evidence, analyze Cloudflare (Workers AI)'s fork signal \"cloudflare/rustracing\" for neocloud strategy."},"semantic_triples":[{"subject":"Cloudflare (Workers AI)","predicate":"forked","object":"cloudflare/rustracing","text":"Cloudflare (Workers AI) forked cloudflare/rustracing."},{"subject":"cloudflare/rustracing","predicate":"is classified as","object":"fork signal","text":"cloudflare/rustracing is classified as fork signal."},{"subject":"cloudflare/rustracing","predicate":"belongs to","object":"forks desk","text":"cloudflare/rustracing belongs to forks desk."},{"subject":"cloudflare/rustracing","predicate":"has context","object":"forked from sile/rustracing","text":"cloudflare/rustracing has context forked from sile/rustracing."},{"subject":"cloudflare/rustracing","predicate":"has evidence coverage","object":"1 captured evidence page","text":"cloudflare/rustracing has evidence coverage 1 captured evidence page."},{"subject":"cloudflare/rustracing","predicate":"has captured page count","object":"1","text":"cloudflare/rustracing has captured page count 1."},{"subject":"cloudflare/rustracing","predicate":"has readable page count","object":"1","text":"cloudflare/rustracing has readable page count 1."},{"subject":"cloudflare/rustracing","predicate":"has related signal count","object":"3","text":"cloudflare/rustracing has related signal count 3."},{"subject":"cloudflare/rustracing","predicate":"has analysis playbook objective","object":"Turn fork activity into a map of upstream tools, libraries, model utilities, agent frameworks, and research dependencies being inspected or adapted.","text":"cloudflare/rustracing has analysis playbook objective Turn fork activity into a map of upstream tools, libraries, model utilities, agent frameworks, and research dependencies being inspected or adapted.."},{"subject":"cloudflare/rustracing","predicate":"has source host","object":"github.com","text":"cloudflare/rustracing has source host github.com."},{"subject":"cloudflare/rustracing","predicate":"has lab","object":"Cloudflare (Workers AI)","text":"cloudflare/rustracing has lab Cloudflare (Workers AI)."},{"subject":"cloudflare/rustracing","predicate":"has signal desk","object":"forks","text":"cloudflare/rustracing has signal desk forks."},{"subject":"cloudflare/rustracing","predicate":"has source host","object":"github.com","text":"cloudflare/rustracing has source host github.com."},{"subject":"cloudflare/rustracing","predicate":"has repository","object":"cloudflare/rustracing","text":"cloudflare/rustracing has repository cloudflare/rustracing."},{"subject":"cloudflare/rustracing","predicate":"has parent","object":"sile/rustracing","text":"cloudflare/rustracing has parent sile/rustracing."},{"subject":"cloudflare/rustracing","predicate":"has stars","object":"7","text":"cloudflare/rustracing has stars 7."}]},"intelligence":{"signal_desk":"forks","answer":"Cloudflare (Workers AI) forked cloudflare/rustracing (forked from sile/rustracing). This fork signal points to upstream code the lab may be inspecting, patching, or building on. High-signal details: repo cloudflare/rustracing · parent sile/rustracing. onlylabs links this event to 1 captured evidence page and 3 related fork signals.","semantic_triples":[{"subject":"Cloudflare (Workers AI)","predicate":"forked","object":"cloudflare/rustracing","text":"Cloudflare (Workers AI) forked cloudflare/rustracing."},{"subject":"cloudflare/rustracing","predicate":"is classified as","object":"fork signal","text":"cloudflare/rustracing is classified as fork signal."},{"subject":"cloudflare/rustracing","predicate":"belongs to","object":"forks desk","text":"cloudflare/rustracing belongs to forks desk."},{"subject":"cloudflare/rustracing","predicate":"has context","object":"forked from sile/rustracing","text":"cloudflare/rustracing has context forked from sile/rustracing."},{"subject":"cloudflare/rustracing","predicate":"has evidence coverage","object":"1 captured evidence page","text":"cloudflare/rustracing has evidence coverage 1 captured evidence page."}]},"signal":{"id":"0ed083b6-47cf-491c-8657-2e57885365cd","url":"https://onlylabs.fyi/signals/0ed083b6-47cf-491c-8657-2e57885365cd","json_url":"https://onlylabs.fyi/signals/0ed083b6-47cf-491c-8657-2e57885365cd/signal.json","source_url":"https://github.com/cloudflare/rustracing","title":"cloudflare/rustracing","summary":"Cloudflare (Workers AI) forked upstream code. onlylabs watches forks for tooling, infrastructure, research dependencies, and product-adjacent work.","context":"forked from sile/rustracing","kind":{"key":"repo_forked","label":"Fork"},"org":{"slug":"cloudflare","name":"Cloudflare (Workers AI)","category":"neocloud"},"occurred_at":"2024-04-29T13:11:55+00:00","first_seen_at":"2026-07-14T07:00:59.818855+00:00","date_source":"source","evidence_coverage":{"target_pages":1,"captured_pages":1,"readable_pages":1,"capture_methods":["plain"],"missing_page_urls":[],"failed_page_urls":[],"blocked_page_urls":[],"page_urls":["https://github.com/cloudflare/rustracing"]},"facets":{"repo":"cloudflare/rustracing","parent":"sile/rustracing"},"traction":{"github_stars":7,"hn_points":null,"hn_comments":null,"hn_story_id":null,"hf_downloads":null,"hf_likes":null},"data_radar":null},"primary_evidence_page":{"is_primary":true,"source_match":true,"url":"https://github.com/cloudflare/rustracing","final_url":"https://github.com/cloudflare/rustracing","title":"cloudflare/rustracing repository metadata","http_status":200,"content_type":"application/json","capture_method":"plain","fetched_at":"2026-07-14T07:01:32.284462+00:00","bytes":21161,"raw_path":"eb4d395db25aeba1a7aa5f85e9a5e17c8401710c4099db146418c5be168053be.json","content_hash":"e56730f9a4cdf1a4183bf4feb28659a5136031a8dff9028a1031f278d0918c20","excerpt_chars":1200,"truncated":true,"excerpt":"cloudflare/rustracing Description: OpenTracing API for Rust Language: Rust License: MIT Stars: 6 Forks: 6 Open issues: 0 Created: 2024-04-29T13:11:55Z Pushed: 2026-07-13T09:45:15Z Default branch: master Fork: yes Parent repository: sile/rustracing Archived: no README: cf-rustracing ========== [![Documentation](https://docs.rs/cf-rustracing/badge.svg)](https://docs.rs/cf-rustracing) [OpenTracing] API for Rust. [Documentation](https://docs.rs/rustracing) Examples -------- ```rust use cf_rustracing::sampler::AllSampler; use cf_rustracing::tag::Tag; use cf_rustracing::Tracer; use std::thread; use std::time::Duration; #[tokio::main] async fn main() { // Creates a tracer let (tracer, mut span_rx) = Tracer::new(AllSampler); { // Starts \"parent\" span let parent_span = tracer.span(\"parent\").start_with_state(()); thread::sleep(Duration::from_millis(10)); { // Starts \"child\" span let mut child_span = tracer .span(\"child_span\") .child_of(&parent_span) .tag(Tag::new(\"key\", \"value\")) .start_with_state(()); child_span.log(|log| { log.error().message(\"a log message\"); }); } // The \"child\" span dropped and will be sent to `span_rx` } // The \"parent\" span dropped and will be sent to `span_rx`..."},"evidence_pages":[],"related_signals":[{"id":"49167e01-1a14-4173-af7d-2c3c73f89f6e","url":"https://onlylabs.fyi/signals/49167e01-1a14-4173-af7d-2c3c73f89f6e","source_url":"https://github.com/cloudflare/workerd-cxx","title":"cloudflare/workerd-cxx","context":"forked from dtolnay/cxx","kind":{"key":"repo_forked","label":"Fork"},"org":{"slug":"cloudflare","name":"Cloudflare (Workers AI)","category":"neocloud"},"occurred_at":"2024-07-03T14:44:17+00:00","first_seen_at":"2026-06-05T22:32:16.468976+00:00","date_source":"source"},{"id":"4213b376-f77b-441c-8e8b-6e3ae9f81d31","url":"https://onlylabs.fyi/signals/4213b376-f77b-441c-8e8b-6e3ae9f81d31","source_url":"https://github.com/cloudflare/rustracing_jaeger","title":"cloudflare/rustracing_jaeger","context":"forked from sile/rustracing_jaeger","kind":{"key":"repo_forked","label":"Fork"},"org":{"slug":"cloudflare","name":"Cloudflare (Workers AI)","category":"neocloud"},"occurred_at":"2024-04-29T13:13:20+00:00","first_seen_at":"2026-07-14T07:00:59.818855+00:00","date_source":"source"},{"id":"a775a9e2-373a-4f2d-b5b0-ab5ee2224b89","url":"https://onlylabs.fyi/signals/a775a9e2-373a-4f2d-b5b0-ab5ee2224b89","source_url":"https://github.com/cloudflare/rust-binary-install","title":"cloudflare/rust-binary-install","context":"forked from drager/binary-install","kind":{"key":"repo_forked","label":"Fork"},"org":{"slug":"cloudflare","name":"Cloudflare (Workers AI)","category":"neocloud"},"occurred_at":"2020-11-02T21:51:20+00:00","first_seen_at":"2026-06-06T01:49:58.201724+00:00","date_source":"source"}]}